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Bearing NJ 322 EMA NA ZKL
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Product detailed description
The NJ 322 EMA NA ZKL is a single-row cylindrical roller bearing engineered for high radial load capacity and moderate axial load handling in one direction. Its design includes two integral flanges on the outer ring and one on the inner ring, enabling axial displacement in one direction.
Technical Specifications:
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Dimensions:
- Bore Diameter (d): 110 mm
- Outer Diameter (D): 240 mm
- Width (B): 50 mm
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Load Ratings:
- Basic Dynamic Load Rating (C): 519,000 N
- Basic Static Load Rating (C₀): 546,000 N
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Speed Ratings:
- Reference Speed (n₀): 2,900 rpm
- Limiting Speed (nₗ): 2,500 rpm
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Design Features:
- Type: NJ (Single-row cylindrical roller bearing with two integral flanges on the outer ring and one on the inner ring)
- Cage: Sheet metal
- Radial Internal Clearance: CN (Normal)
- Tolerance Class: Normal (PN)
- Lubrication: None (Relubrication feature not included)
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Material and Coating:
- Material: High-quality steel
- Coating: None
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Operating Temperature Range:
- Minimum: -30°C
- Maximum: 150°C
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Mounting Dimensions:
- Minimum Shaft Shoulder Diameter (da min): 124 mm
- Maximum Shaft Shoulder Diameter (da max): 140 mm
- Maximum Housing Shoulder Diameter (Da max): 226 mm
- Minimum Shaft Shoulder Diameter (dc min): 158 mm
- Maximum Recess Radius (ra max): 2.5 mm
- Minimum Chamfer Dimension (rmin): 3 mm
- Minimum Chamfer Dimension (r1 min): 3 mm
- Axial Displacement (E): 211 mm
- Raceway Diameter Outer Ring (F): 143 mm
- Raceway Diameter Inner Ring (D1 min): 200.9 mm
- Minimum Rib Diameter Outer Ring (d1): 155.6 mm
This bearing is suitable for applications requiring high radial load capacity and moderate axial load handling in one direction, such as electric motors, gearboxes, and pumps.
For optimal performance, ensure proper lubrication and adhere to the specified operating temperature range.
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ZKL Bearings - Quality and Performance for Every Application
ZKL bearings are known for their high quality, reliability, and long service life. This renowned Czech manufacturer specializes in producing a wide range of bearings for various industrial sectors, including automotive, machinery, energy, and more. ZKL bearings are known for their excellent performance even under demanding conditions and are favored for their durability and long life.
Why Choose ZKL Bearings?
- Excellent Price/Performance Ratio: ZKL bearings offer great performance at a highly competitive price, making them an ideal choice for a wide range of applications.
- High Reliability: ZKL bearings are designed for long life and minimal maintenance, reducing repair and replacement costs over time.
- Variety of Products: ZKL offers a wide range of bearings, including ball, roller, and other types, which meet the specific requirements of various industrial applications.
Technical Specifications
ZKL bearings are designed to provide optimal performance in different conditions. They offer a wide selection of sizes and bearing types, including versions for high loads, high speeds, or extreme temperatures. Choose based on specifications such as diameter, width, material, and other technical parameters.
Contact Us
If you're looking for high-quality ZKL bearings for your applications, reach out to us. Our company provides not only top-notch products but also expert advice to help you select the right bearings for your specific needs. We are ready to ensure fast delivery and answer any questions you may have.
Interested in ZKL bearings? Order from us today!